<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
		 div {
		 	 font-size: 100px;
		 	 text-align: center;
		 	 padding-top: 100px;

		 	 text-shadow: 0px 0px 10px red,
		 	 			  1px -1px 10px blue;
		 }
	</style>
</head>
<body>
	
	 <div>
	 	 文字阴影
	 </div>
</body>
</html>